Test tank



Patented May 29, 1928; l y y 1,671,333`

UNITED STATES PATENT OFFICE.

HUGO C; WEISSE, MILWAUKEE, WISCONSIN, ASSIGNOR TO THE FISK RUBBER COM-IP ANY, OF CHICOEEE FALLS, MASSACHUSETTS, ACORPORATION F MASSACHUSETTS;

p TEST TANK.

Application led lJanuary 23, 1926'. Serial No. 83,262.

My invention relates to tanks used in testthe spools rides against plate6 causing the ing inner tubes and has as its object to inspool to rotateand thereby rotating the creasethe accuracy of the test and to do tubecarriedthereby. The face of plate away with the necessity of handmanipula- 6 i-s `preferably knurled asindicatedl at 14 to 5 tion of thetubes as 4they pass through the provide traction for the spools. 55tank. More speciiically my invention con- I claim: templates means forsomoving the tubes l. A device for testing inner tubes com-- within thetank that all parts will be subject prising a tank adapted to khold atesting to inspection. Referring to the drawings liquid, rotatablesupporting means for mov- 10 which illustrate one embodiment of myinlng'a series of tubes through thetank and 60 vention, v beneath thesurface of the liquid, and means Figure l is a plan viewof a portion ofa ypositioned at a point within the tank to rotest tank embodying myinvention. tate the tubes. v Figure 2 is a front view of the traction 2.A device for testing inner tubes comelement of my device, and prising atank adapted to hold a testing 66 Figure 3 is a section substantially onth liquid, a conveyor provided with pairs of line 3 3 of Figure 1.spaced spools adapted to support the tubes The type'of test tank towhich'my invento be tested, and movable through the tank tion pertainscomprises an open oblong tank beneath the surface of the liquid, andmeans adapted to be filled to a suitable depth with positioned at apoint within the tank for rro- 70 Water and through which the tubes areeartating the spool-s as the latter pass said point. ried by a conveyorrunning beneath the sur- 3. A device for testing inner tubes comface ofthe water. f p prising atankv adapted to hold a testing Referring to thedrawings 1 designates the liquid, a Conveyor provided With paire` `ofsides and 1 the bottom of the tank, 2 represpaced spools adapted t-osupport the tubes 75 sents, conventionally, sprocket chains runt0 betested, and movable through the tank ning through the tank and havingsupportbeneath the surface of the liquid and means ing bars 3 securedthereto at spaced interpOSltiOned at a pOint Within the tank for vals.Bars 3 support freely rotatable spools IiCtiOnally engaging one spool ofeach-pair Y, ,fp 4 about which the partially inflated inner as thelatter pass said point to rotate the 50 tubes 5 are placed, I find that'with the spools and the tubes supported thereon.` above arrangement aslthe tubes pass through 4:. A device for testing inner tubes comthewater defects occurring in the tube in the DiSiIlg a tank adapted t0llOld a teStiDg,lr portions in contact with the spools do not liquid` aCOI1vey01 provided With pairs 0f Ishow up. To obviate this, I providemeans spaced spools, adapted to support the tubes 85 for rotating theLtube at any convenient point t0 be'teSteCl, and lilvablc thrOUgh thetank in the tank, preferably, however, at a point beneath the Vsurfaceof the liquid, andmeans substantially midway of lche length 0f theyieldingly mounted on the side of the tank tank. This means comprises aplate 6 piv- 4to frictionally engage one spool of each pair 4J oted at-7to a support 8, the latter being as thelatter move through the tank, torotate 90 boltedto brackets 9 which in turn are sethe spools and thetubes supported thereon. cured to the tank by bolts 10. The free end 5.A device for testing inner tubes comh of plate 6 is provided with pins11 passing prising a tank adapted tov hold a testing `through suitableholes in support 8. Comliquid` a. conveyor provided with pairsr of e5pression springs 12 surround the pins and spaced spools adapted'tosupport the tubes 95 Cotter pinsor other suitable means 13 are to betested, and movable through the tank provided to limit the outwardmovement-of beneath the surface of the liquid, a plate plate 6 under theactions of spring l2. In pivotally mountedjon the side of the tankoperation as the spools 4 with the tubes in position to engage one spoolof Aeach pair thereon advance through the tank, one of as the lattermove pastftheplate, and means 100 to yieldingly urge the plate intoengagement with the spools to rotate the latter and the tubes supportedthereon.

6. A device for testing inner tubes co1n- 5 prising a tank adapted tohold a testing liquid, rotatable .supporting means' for infoving aseries of tubes through tank 'and beneath the surface of the liquid andmeans,

positioned in the tank at a point substantially `midway of the latter,to rotate the tubes. 10

In testimony whereof I have signed m naine to tlie above specification.

HUGO I.or

